243 citations · 1k across the 25 of their papers we have counts for
25 papers
Waveform Index Modulation for Backscatter Communications in RIS-Based MIMO Radars
Mehri Nikzad, Luca Venturino, Emanuele Grossi +1
This paper studies a symbiotic system in which a reconfigurable intelligent surface (RIS) assists a radar transmitter while conveying information to a reader via backscattering. Th…
Direct and Ambient Backscatter Communications with a Dual-Function Radar Transmitter
Yubo Zhang, Luca Venturino, Xiaodong Wang
This work considers a system where a dual-function radar transmitter (source) performs direct communication with a reader while simultaneously enabling ambient backscatter communic…
RIS-Enabled Transmitter Design for Joint Radar and Communication
Emanuele Grossi, Marco Lops, Luca Venturino
Achieving efficient and cost-effective transmit beampattern control for integrated sensing and communication (ISAC) systems is a significant challenge. This paper addresses this by…
Track-before-detect in RIS-aided Integrated Sensing and Communication
Georgios Mylonopoulos, Luca Venturino, Emanuele Grossi +2
This study considers a base station equipped with sensing and communication capabilities, which serves a ground user and scans a portion of the sky via a passive reconfigurable int…
STAR-RIS Transceivers: Integrated Sensing and Communication with Pulsed Signals
Hedieh Taremizadeh, Emanuele Grossi, Luca Venturino
This study examines an integrated sensing and communication (ISAC) transceiver featuring a simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) an…
Parameter estimation of range-migrating targets using OTFS signals from LEO satellites
Tong Ding, Luca Venturino, Emanuele Grossi
This study investigates a communication-centric integrated sensing and communication system that utilizes orthogonal time-frequency space (OTFS) modulated signals emitted by low Ea…
Integrated Communication and RIS-aided Track-Before-Detect Radar Sensing
Georgios Mylonopoulos, Luca Venturino, Emanuele Grossi +2
This paper investigates an integrated sensing and communication system where the base station serves multiple downlink users, while employing a passive reconfigurable intelligent s…
STAR-RIS-based Pulse-Doppler Radars
Emanuele Grossi, Hedieh Taremizadeh, Luca Venturino
In this study, we consider a pulse-Doppler radar relying on a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) for scanning a given volume;…
Semi-Blind Multi-Tag Ambient Backscatter Communications Using Radar Signals
Luca Venturino, Emanuele Grossi, Jeremy Johnston +2
In this work, we consider a backscatter communication system wherein multiple asynchronous sources (tags) exploit the reverberation generated by a nearby radar transmitter as an am…
Subspace-Based Detection in OFDM ISAC Systems under Different Constellations
Yangming Lai, Musa Furkan Keskin, Henk Wymeersch +3
This paper investigates subspace-based target detection in OFDM integrated sensing and communications (ISAC) systems, considering the impact of various constellations. To meet dive…
Beampattern Design for Transmit Architectures Based on Reconfigurable Intelligent Surfaces
Ciro D'Elia, Emanuele Grossi, Luca Venturino
In this work, we tackle the problem of beampattern design for a transmit system employing a large reconfigurable intelligent surface (RIS) to redirect radio frequency signals emitt…
Beampattern design for radars with reconfigurable intelligent surfaces
Emanuele Grossi, Luca Venturino
We consider a radar architecture where an illuminator composed of few sources is used as a feeder for a (passive) reconfigurable intelligent surface (RIS), so as to mimic the behav…
On the Coexistence of eMBB and URLLC in Multi-cell Massive MIMO
Giovanni Interdonato, Stefano Buzzi, Carmen D'Andrea +3
The non-orthogonal coexistence between the enhanced mobile broadband (eMBB) and the ultra-reliable low-latency communication (URLLC) in the downlink of a multi-cell massive MIMO sy…
Radar-enabled ambient backscatter communications
Luca Venturino, Emanuele Grossi, Marco Lops +2
In this work, we exploit the radar clutter (i.e., the ensemble of echoes generated by the terrain and/or the surrounding objects in response to the signal emitted by a radar transm…
Subspace-Based Detection and Localization in Distributed MIMO Radars
Yangming Lai, Luca Venturino, Emanuele Grossi +1
In this paper, we consider a distributed multiple-input multiple-output (MIMO) radar which radiates waveforms with non-ideal cross- and auto-correlation functions and derive a nove…
Spatial Diversity in Radar Detection via Active Reconfigurable Intelligent Surfaces
Mohamed Rihan, Emanuele Grossi, Luca Venturino +1
Active reconfigurable intelligent surfaces (RISs) are a novel and promising technology that allows controlling the radio propagation environment while compensating for the product…
MIMO OFDM Dual-Function Radar-Communication Under Error Rate and Beampattern Constraints
Jeremy Johnston, Luca Venturino, Emanuele Grossi +2
In this work we consider a multiple-input multiple-output (MIMO) dual-function radar-communication (DFRC) system, which senses multiple spatial directions and serves multiple users…
Foundations of MIMO Radar Detection Aided by Reconfigurable Intelligent Surfaces
Stefano Buzzi, Emanuele Grossi, Marco Lops +1
A reconfigurable intelligent surface (RIS) is a nearly-passive flat layer made of inexpensive elements that can add a tunable phase shift to the impinging electromagnetic wave and…
Energy Efficiency Optimization in Radar-Communication Spectrum Sharing
Emanuele Grossi, Marco Lops, Luca Venturino
Energy efficiency, possibly coupled with cognition-based and spectrum-sharing architectures, is a key enabling technology for green communications in 5G-and-beyond standards. In th…
Radar Target Detection aided by Reconfigurable Intelligent Surfaces
Stefano Buzzi, Emanuele Grossi, Marco Lops +1
In this work, we consider the target detection problem in a sensing architecture where the radar is aided by a reconfigurable intelligent surface (RIS), that can be modeled as an a…
Joint Design of surveillance radar and MIMO communication in cluttered environments
Emanuele Grossi, Marco Lops, Luca Venturino
In this study, we consider a spectrum sharing architecture, wherein a multiple-input multiple-output communication system cooperatively coexists with a surveillance radar. The degr…
Adaptive detection and localization exploiting the IEEE 802.11ad standard
Emanuele Grossi, Marco Lops, Luca Venturino
In this work, we exploit the sector level sweep of the IEEE 802.11ad communication standard to implement an opportunistic radar at mmWaves and derive an adaptive procedure for dete…
Energy-Efficient Scheduling and Power Allocation in Downlink OFDMA Networks with Base Station Coordination
Luca Venturino, Alessio Zappone, Chiara Risi +1
This paper addresses the problem of energy-efficient resource allocation in the downlink of a cellular OFDMA system. Three definitions of the energy efficiency are considered for s…
Blind user detection in doubly-dispersive DS/CDMA channels
Stefano Buzzi, Luca Venturino, Alessio Zappone +1
In this work, we consider the problem of detecting the presence of a new user in a direct-sequence/code-division-multiple-access (DS/CDMA) system with a doubly-dispersive fading ch…